WILLIAM OPTICS
Testar Australia is an authorized William Optics dealer. William Optics has earned a reputation over the last two decades for producing high quality yet affordable telescopes and accessories. Their refractors are made from precision CNC-machined and anodized aluminium and feature Ohara FPL-53 synthetic fluorite glass for excellent aberration correction.
WILLIAM OPTICS MINICAT 51 WIFD f/3.5 REFRACTOR
Very low stock (1 unit)Regular price $1,54900AUDUnit price /Unavailable
WILLIAM OPTICS REDCAT 51-III WIFD f/4.9 REFRACTOR
In stockRegular price $1,39900AUDUnit price /Unavailable
WILLIAM OPTICS REDCAT 61 WIFD F/4.9 APO REFRACTOR
Very low stock (1 unit)Regular price $1,89900AUDUnit price /Unavailable
WILLIAM OPTICS REDCAT 91 WIFD f/4.9 REFRACTOR
Very low stock (1 unit)Regular price $4,49900AUDUnit price /Unavailable
Sold outWILLIAM OPTICS ULTRA-CAT 56 f/4.8 REFRACTOR
Regular price $2,39900AUDUnit price /Unavailable
WILLIAM OPTICS ULTRA-CAT 76 f/4.8 REFRACTOR - 30th ANNIVERSARY
Very low stock (1 unit)Regular price $3,99900AUDUnit price /Unavailable
WILLIAM OPTICS ULTRA-CAT 108 f/4.8 REFRACTOR
In stockRegular price $6,49900AUDUnit price /Unavailable
Sold out
ZENITHSTAR 81 WIFD F/6.9 APO DOUBLET
Regular price $1,79900AUDUnit price /Unavailable
GRAN TURISMO 81 WIFD F/5.9 APO TRIPLET
Regular price $3,29900AUDUnit price /Unavailable
WILLIAM OPTICS PLEIADES 68 F/3.8 ASTROGRAPH
Regular price $3,39900AUDUnit price /Unavailable
WILLIAM OPTICS PLEIADES 111 F/4.8 ASTROGRAPH
Regular price $6,49900AUDUnit price /Unavailable
WILLIAM OPTICS PLEIADES 181 F/5.5 ASTROGRAPH
Regular price $29,99900AUDUnit price /Unavailable
FLUOROSTAR 132 F/6.9 APO TRIPLET
Regular price From $7,99900AUDUnit price /Unavailable
FLUOROSTAR 156 F/7.8 APO TRIPLET
Regular price $13,99900AUDUnit price /Unavailable
FLAT6AIII 0.8x REDUCER FOR GT71, GT81, Z81, Z103
BackorderedRegular price $39900AUDUnit price /Unavailable
FLAT68III 1x FLATTENER FOR FLT91, FLT120, FLT132, FLT156
BackorderedRegular price $1,14900AUDUnit price /Unavailable
FLAT7A 0.8x REDUCER FOR FLT120, FLT132, FLT156
Regular price $1,19900AUDUnit price /Unavailable
FLAT8 0.72x REDUCER FOR GT102, FLT132, FLT156
Regular price $1,44900AUDUnit price /Unavailable
WILLIAM OPTICS DR FLAT MASTER 0.8x REDUCER FOR GSO RC
Regular price $1,55000AUDUnit price /Unavailable
WILLIAM OPTICS FLATTENER ADAPTER FOR FLT91, FLT120
Regular price $7900AUDUnit price /Unavailable
WILLIAM OPTICS DSD VIXEN DOVETAIL 210mm
Very low stock (1 unit)Regular price $7900AUDUnit price /Unavailable
WILLIAM OPTICS LOSMANDY DOVETAIL 400mm
Regular price $19900AUDUnit price /Unavailable
CAMERA ANGLE ROTATOR FOR 2.5" M63 FOCUSER
Very low stock (1 unit)Regular price $18900AUDUnit price /Unavailable
DURA-BRIGHT 2" DIELECTRIC 90° DIAGONAL
Very low stock (1 unit)Regular price $27900AUDUnit price /Unavailable
DURA-BRIGHT 1.25" DIELECTRIC 90° DIAGONAL
Very low stock (1 unit)Regular price $19900AUDUnit price /Unavailable
WILLIAM OPTICS COPPER M48 T-RING FOR CANON
In stockRegular price $15900AUDUnit price /Unavailable
WILLIAM OPTICS COPPER M48 T-RING FOR NIKON
Very low stock (1 unit)Regular price $15900AUDUnit price /Unavailable
WILLIAM OPTICS M48 T-RING FOR NIKON
Very low stock (1 unit)Regular price $5900AUDUnit price /Unavailable
Sold outWILLIAM OPTICS M48 T-RING FOR NIKON Z
Regular price $9900AUDUnit price /Unavailable
WILLIAM OPTICS M48 T-RING FOR OLYMPUS MICRO 4/3
In stockRegular price $7900AUDUnit price /Unavailable
WILLIAM OPTICS M48 T-RING FOR PENTAX K
Very low stock (1 unit)Regular price $5900AUDUnit price /Unavailable
